Home / 9,364.20-14,046.15-2,790.42

Finding the Fourth Proportional to 9,364.20, 14,046.15 and 2,790.42

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Solution

The fourth proportional to 9,364.20, 14,046.15 and 2,790.42 is: 4,185.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,364.20 : 14,046.15 = 2,790.42 : x
  2. Step 2: Convert to fraction form
    9,364.20/14,046.15 = 2,790.42/x
  3. Step 3: Cross multiply
    9,364.20x = 14,046.15 × 2,790.42
  4. Step 4: Simplify right side
    9,364.20x = 39,194,657.88
  5. Step 5: Solve for x
    x = 39,194,657.88/9,364.20
  6. Step 6: Final answer
    x = 4,185.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.